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Amazon.com : GenuineLogitech Replacement USB Receiver for WirelessPresenter R400&R800 : Office Products
Twitter 上的Marcus Mengs:"New receiver for @Logitech R400 presentation clicker mitigates wireless keystroke injection. Had 5 minutes to test a replacement receiver. The new ones marked with 'ESW3601' restrict injectable keys to
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GenuineLogitech Part - Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All R400/R700/R800 Models (See Details Before Buying) by Logitech - Shop Online for Electronics in the United States
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Amazon.com: Zotech Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All R400/R700/R800 Models (See Details Before Buying) : Electronics
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